
China's internet population will overtake the US by 2013, growing by 11% each year over the next five years.
Nearly half of all European Internet users are currently clustered the UK, France, Germany, Spain, and Italy.
Within these five markets, however, internet penetration is highest in the UK at 69%.
From 2008 to 2013, the online population in the UK will grow from 41.3 million to 48.7 million (81%).
Europe's internet growth will be fuelled by the continent's emerging markets. Internet usage in Russia and Turkey will grow by almost 8% annually, while growth in Spain's online population will increase by an average of more than 5% each year.